PENGARUH PENAMBAHAN NATRIUM HIDROKSIDA TERHADAP KOMPOSISI LOGAM TANAH JARANG PASIR MONAZIT PULAU BANGKA. SNPPM [Internet]. 2018 Sep. 27 [cited 2026 Jul. 11];1. Available from: https://journal.ubb.ac.id/index.php/snppm/article/view/493